package com.yq.homework.day23;



/**
 * @author 3307235355@qq.com
 * @since 2022/06/23 21:34
 */
public class Demo09 {
    public static void main(String[] args) {

    }

}

class Teacher implements Comparable<Teacher>{

    @Override
    public int compareTo(Teacher o) {
        return 0;
    }
}

